What is called "Liu Cha"? Waterproofing materials to leave masonry angle will have Cha, cha.
Waterproof material is mainly used for building wall, roof and tunnel, highway, landfill, etc., to resist the external rain, groundwater seepage can be a flexible coiled coiled material products, as no leakage between the foundation and building connection, the whole project is the first barrier of waterproof, plays a vital role the effect of the whole project.
The products are mainly asphalt waterproof roll and macromolecule waterproof roll.
Stubble is need to do to prepare for the subsequent construction, waterproofing paving is reserved for the subsequent construction of the lap surface, and masonry can not stay straight cha.
